USB adapter apparatus



FIG. 1 is a perspective view of an USB adapter apparatus;

FIG. 2 is a back view thereof;

FIG. 3 is a perspective and exploded view thereof; and,

FIG. 4 is a side view thereof shown attached to unclaimed environment.

The broken lines showing the ports and connector on the USB adapter apparatus depict portions of the USB adapter apparatus that form no part of the claimed design. The additional broken line shown attached to the USB adapter apparatus in FIG. 4 depict unclaimed environmental structure and form no part of the claim. 

CLAIM The ornamental design for a USB adapter apparatus, as shown and described. 